Broken Dam [Portal Three Kingdoms] Sliver Mutant then Combustible Gearhulk deals damage

then Combustible Gearhulk deals damage to that player equal to the total mana value of those cards

Activate only if creatures you control have total power 8 or greater

Set: Alpha Edition Type: Instant Rarity: Uncommon Cost: {1}{B} You gain life equal to the damage dealt to you this turn

Set: Guilds of Ravnica Prerelease Promos Type: Instant Rarity: Rare Cost: {B}{G} Destroy target permanent an opponent controls

Broken Dam [Portal Three Kingdoms] Sliver Mutant then Combustible Gearhulk deals damageSet: Portal Three Kingdoms Type: Sorcery Rarity: Common Cost: {U} Tap one or two target creatures without horsemanship. Using nature to their advantage, wise Three Kingdoms generals often let dammed rivers loose to destroy their enemies.